/* Interaxial — privacy & support pages (interaxial.rootandarclabs.com)
   Root & Arc Labs typographic system (SF Pro / SF Mono, near-black world),
   with Interaxial's amber as the app's own accent. Dark, committed. */
:root{
  --bg:#060606;
  --surface:#121214;
  --surface-2:#161618;
  --text:#f3f3f2;
  --text-2:#b7b7b4;
  --text-3:#8c8c88;
  --amber:#C8A96E; /* Interaxial/Root & Arc brand gold = design-system bmdAccent #C8A96E (was amber #FFA23A) */
  --amber-soft:rgba(200,169,110,.14);
  --amber-line:rgba(200,169,110,.45);
  --border:rgba(255,255,255,.12);
  --border-2:rgba(255,255,255,.22);
  --sans:-apple-system,"SF Pro Display","SF Pro Text",BlinkMacSystemFont,ui-sans-serif,"Segoe UI",sans-serif;
  --mono:"SF Mono",ui-monospace,SFMono-Regular,Menlo,Monaco,"Cascadia Code",monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--sans);font-weight:300;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  padding:0 16px;
}
/* ---- node-tree backdrop (lifted from the Root & Arc hub) ---- */
#c{position:fixed;inset:0;width:100%;height:100%;z-index:0;display:block;opacity:.55}
.veil{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(to bottom, rgba(6,6,6,.58) 0%, rgba(6,6,6,.30) 26%, rgba(6,6,6,.30) 72%, rgba(6,6,6,.80) 100%)}
.grain{position:fixed;inset:0;z-index:2;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:180px 180px}

.wrap{max-width:720px;margin:0 auto;position:relative;z-index:3;padding:clamp(40px,8vw,80px) 0 56px}
.wrap.panel{max-width:768px;padding:clamp(30px,5vw,54px) clamp(20px,5vw,50px);margin:clamp(28px,6vw,64px) auto;
  background:rgba(8,8,9,.86);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);
  border:1px solid var(--border);border-radius:16px;box-shadow:0 30px 80px rgba(0,0,0,.45)}

/* ---- masthead ---- */
.masthead{display:flex;flex-direction:column;gap:14px;padding-bottom:26px;
  border-bottom:1px solid var(--border);margin-bottom:40px}
.brandrow{display:flex;align-items:center;gap:14px}
.mark{flex:0 0 auto;width:60px;height:36px}
.hero-index .mark{width:132px;height:79px;margin-bottom:6px}
.appicon{flex:0 0 auto;width:62px;height:62px;border-radius:22%;
  border:1px solid rgba(255,255,255,.18);box-shadow:0 8px 24px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.1)}
.hero-index .appicon{width:84px;height:84px;border-radius:24%;margin-bottom:0}
.lockup{display:flex;flex-direction:column;gap:3px}
.eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--text-3)}
.eyebrow a{color:var(--text-3);text-decoration:none;border-bottom:1px solid transparent;transition:color .25s,border-color .25s}
.eyebrow a:hover{color:var(--amber);border-bottom-color:var(--amber-line)}
.wordmark{font-family:var(--sans);font-weight:600;font-size:clamp(1.7rem,5.5vw,2.3rem);
  letter-spacing:.015em;line-height:1;margin:0;color:var(--text)}
.wordmark .ax{color:var(--amber)}
.doc-title{font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--amber)}
.tagline{font-weight:300;color:var(--text-2);font-size:clamp(1rem,2.6vw,1.12rem);margin:0;max-width:52ch}
.dates{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--text-3);margin:0}

/* ---- prose ---- */
main h2{font-family:var(--sans);font-weight:600;font-size:clamp(1.5rem,3vw,1.65rem);letter-spacing:.002em;
  color:var(--text);margin:54px 0 14px;padding-top:6px;line-height:1.2}
main h2:first-child{margin-top:0}
main p{color:var(--text-2);margin:0 0 15px}
main p strong,main li strong{color:var(--text);font-weight:600}
main a{color:var(--amber);text-decoration:none;border-bottom:1px solid var(--amber-line);
  transition:border-color .25s}
main a:hover{border-bottom-color:var(--amber)}
a:focus-visible,.btn:focus-visible,.docnav a:focus-visible,.foot-nav a:focus-visible,.eyebrow a:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:3px}
main ul,main ol{color:var(--text-2);margin:0 0 15px;padding-left:1.3em}
main li{margin:0 0 9px}
main p,main ul,main ol,main dl,main blockquote,main .callout{max-width:66ch}
.lead{color:var(--text);font-size:1.08rem}

/* ---- permissions table ---- */
.table-wrap{overflow-x:auto;margin:0 0 15px;border:1px solid var(--border);border-radius:12px}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:.95rem}
th,td{text-align:left;padding:13px 16px;vertical-align:top;border-bottom:1px solid var(--border)}
tr:last-child td{border-bottom:0}
th{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-3);font-weight:400;background:var(--surface)}
td{color:var(--text-2)}
td strong{color:var(--text);font-weight:600}

/* ---- callout (demo mode) ---- */
.callout{border:1px solid var(--amber-line);background:var(--amber-soft);border-radius:12px;
  padding:16px 18px;margin:0 0 15px}
.callout h3{margin:0 0 7px;font-size:1rem;font-weight:600;color:var(--text)}
.callout p{margin:0;color:var(--text-2)}
.callout code{color:var(--amber)}
code{font-family:var(--mono);font-size:.88em;background:var(--surface-2);
  padding:1px 6px;border-radius:5px;color:var(--text)}

/* ---- FAQ ---- */
.faq{margin:0 0 6px}
.faq dt{font-weight:600;color:var(--text);margin:20px 0 6px}
.faq dd{margin:0;color:var(--text-2)}

/* ---- index page ---- */
.hero-index{display:flex;flex-direction:column;justify-content:flex-start;gap:22px}
.actions{display:flex;flex-wrap:wrap;gap:24px;margin-top:10px}
.btn{display:inline-flex;align-items:center;gap:.4em;position:relative;
  font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  text-decoration:none;color:var(--text);padding:6px 0 10px;
  transition:color .3s}
.btn::after{content:"";position:absolute;left:0;bottom:2px;width:50%;height:1px;
  background:var(--amber-line);transition:width .3s,background .3s}
.btn:hover{color:var(--amber)}
.btn:hover::after{width:100%;background:var(--amber)}
.btn .arr{color:var(--amber);transition:transform .3s}
.btn:hover .arr{transform:translateX(3px)}
.btn-lead{color:var(--amber);font-size:13px}
.btn-lead::after{width:100%;background:var(--amber)}
.actions-secondary{margin-top:12px}

/* ---- footer ---- */
.foot{margin-top:56px;padding-top:26px;border-top:1px solid var(--border);
  display:flex;flex-direction:column;gap:9px}
.foot-nav{display:flex;gap:20px;flex-wrap:wrap}
.foot-nav a{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-3);text-decoration:none;transition:color .25s}
.foot-nav a:hover{color:var(--amber)}
.foot-mark{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-3)}
.foot-mark .amp{color:var(--amber)}
.foot-sub{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-3)}

/* ---- docs nav (shared across pages) ---- */
.docnav{display:flex;flex-wrap:wrap;gap:4px 20px;margin-top:4px}
.docnav a{font-family:var(--mono);font-size:11px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--text-3);text-decoration:none;padding:4px 0;border-bottom:1px solid transparent;
  transition:color .25s,border-color .25s}
.docnav a:hover{color:var(--amber)}
.docnav a[aria-current="page"]{color:var(--amber);border-bottom-color:var(--amber-line)}

/* ---- prose extras for the guide/faq pages ---- */
main h3{font-family:var(--sans);font-weight:600;font-size:1.22rem;letter-spacing:.004em;
  color:var(--text);margin:34px 0 9px;line-height:1.3}
blockquote{margin:0 0 15px;padding:12px 16px;border-left:2px solid var(--amber-line);
  background:var(--surface);border-radius:0 9px 9px 0}
blockquote p{margin:0;color:var(--text-2)}
p.q{color:var(--text);margin:24px 0 4px;font-size:1.01rem}
p.q strong{color:var(--text)}

@media (pointer:coarse){
  .docnav a,.foot-nav a,.eyebrow a{min-height:44px;display:inline-flex;align-items:flex-end}
  .btn{min-height:44px;align-items:flex-end}
}
@media (max-width:560px){
  .table-wrap{border:1px solid var(--border);border-radius:12px;overflow:hidden}
  table{min-width:0;width:100%;font-size:.95rem}
  thead{display:none}
  tr{display:block}
  tr:not(:last-child){border-bottom:1px solid var(--border)}
  td{display:block;border:0;padding:6px 16px}
  td:first-child{padding-top:14px;font-weight:600;color:var(--text)}
  td:not(:first-child){color:var(--text-2)}
  td[data-label]::before{content:attr(data-label) ": ";display:block;font-family:var(--mono);
    font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);margin-bottom:2px}
  td:last-child{padding-bottom:14px}
}
@media (max-width:480px){
  .wordmark{font-size:1.6rem}
}

/* ---- screenshot shelf (landing) — single scrolling row, IMDb/Photos style ---- */
.shots{margin-top:clamp(26px,4.5vw,46px)}
.shots-eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--text-3);margin:0 0 22px}
.shelf-wrap{position:relative}
.gallery{display:flex;flex-wrap:nowrap;align-items:center;gap:16px;overflow-x:auto;overflow-y:hidden;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  padding:26px 2px 28px;scrollbar-width:thin;scrollbar-color:var(--amber-line) transparent}
.gallery::-webkit-scrollbar{height:8px}
.gallery::-webkit-scrollbar-track{background:rgba(255,255,255,.05);border-radius:4px}
.gallery::-webkit-scrollbar-thumb{background:rgba(200,169,110,.35);border-radius:4px}
.gallery::-webkit-scrollbar-thumb:hover{background:rgba(200,169,110,.6)}
.gallery:focus-visible{outline:2px solid var(--amber);outline-offset:4px;border-radius:8px}
/* each card shrinks + dims off-center; the centered (active) one is the primary */
.frame{flex:0 0 auto;margin:0;padding:0;scroll-snap-align:center;display:flex;flex-direction:column;
  align-items:center;cursor:pointer;transform:scale(.76);opacity:.45;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),opacity .45s}
.frame.is-active{transform:scale(1);opacity:1;cursor:default}
.frame img{display:block;height:clamp(300px,52vh,460px);width:auto;border-radius:14px;
  background:var(--surface);border:1px solid var(--border);
  box-shadow:0 18px 50px rgba(0,0,0,.5);transition:border-color .3s,box-shadow .3s}
.frame.is-active img{border-color:var(--amber-line);box-shadow:0 26px 66px rgba(0,0,0,.6)}
.frame figcaption{font-family:var(--mono);font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--text-3);margin-top:14px;text-align:center}
/* desktop hover arrows */
.shelf-nav{position:absolute;top:calc(50% - 20px);transform:translateY(-50%);z-index:4;
  width:40px;height:40px;border-radius:50%;border:1px solid var(--border);
  background:rgba(18,18,18,.8);color:var(--text-2);font-size:20px;line-height:1;cursor:pointer;
  opacity:0;transition:opacity .25s,background .25s,border-color .25s,color .25s,transform .1s;
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.shelf-nav.prev{left:8px}
.shelf-nav.next{right:8px}
.shelf-wrap:hover .shelf-nav,.shelf-nav:focus-visible{opacity:1}
.shelf-nav:hover{background:rgba(18,18,18,.92);border-color:var(--amber-line);color:var(--amber)}
.shelf-nav:focus-visible{opacity:1;outline:2px solid var(--amber);outline-offset:2px}
.shelf-nav:active{transform:translateY(-50%) scale(.9)}
.shelf-nav[disabled]{opacity:0;pointer-events:none}
@media (hover:none),(max-width:640px){.shelf-nav{display:none}}
@media (prefers-reduced-motion:reduce){.frame,.frame img{transition:none}}

/* ---- feature cards (TetraAxial landing) ---- */
.feat{margin-top:clamp(30px,5vw,54px)}
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.feat-card{border:1px solid var(--border);border-radius:14px;background:rgba(18,18,20,.55);
  padding:18px 20px;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.feat-card h3{font-family:var(--sans);font-weight:600;font-size:1.05rem;color:var(--text);margin:0 0 7px;letter-spacing:.004em}
.feat-card p{color:var(--text-2);margin:0;font-size:.98rem}
.feat-card code{font-family:var(--mono);font-size:.84em;background:var(--surface-2);padding:1px 5px;border-radius:5px;color:var(--amber)}
@media (max-width:560px){.feat-grid{grid-template-columns:1fr}}